A compound represented by the general formula (I) [R 1 represents a C 1-6 alkyl group, a halogen atom, or the like； A represents a phenylene group, or the like； X represents -CH(R 3 )-, -O-, -NH-, or the like； Y represents -O-, -NH-, -N=, or -S-；represents a single bond or double bond； n represents 1 to 3； R 2 represents a C 1-6 alkyl group, a C 1-6 alkoxy group, or the like； and R 3 represents hydrogen atom, a C 1-6 alkyl group, or the like], or a salt thereof, which has a blood LDL cholesterol-reducing action, and is useful as an active ingredient of medicaments.
